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Mean Well HLG-320H-24A Power Supply 320W 24V - Adjustable 13.34A

4.9 (21 reviews)
premium quality7 years warrantyaluminium casinghigh efficiency
SKU HLG-320H-24A
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Model

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HLG-320H-24A
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Overview

HLG-320H-24A is the 24V output model of this series: rated current 13.34A, rated power 320.16W, typical efficiency 94%.

HLG-320H series is a 320W AC/DC LED driver featuring the dual mode constant voltage and constant current output. HLG-320H operates from 90~305VAC and offers models with different rated voltage ranging between 12V and 54V. Thanks to the high efficiency up to 94%, with the fanless design, the entire series is able to operate for -40℃ ~ +90℃ case temperature under free air convection. The design of metal housing and IP67/IP65 ingress protection level allows this series to fit both indoor and outdoor applications. HLG-320H is equipped with various function options, such as dimming methodologies, so as to provide the optimal design flexibility for LED lighting system.

Features

  • Constant Voltage + Constant Current mode output
  • Metal housing with class I design
  • Built-in active PFC function
  • IP67 / IP65 rating for indoor or outdoor installations
  • Function options: output adjustable via potentiometer; 3 in 1 dimming
  • Typical lifettime > 62000 hours
  • 7 years warranty

Specifications

HLG-320H-24ASpecifications from the official datasheet (2026-02-04 edition)

OUTPUT

DC VOLTAGE
24V
CONSTANT CURRENT REGIONNote.4
12 ~ 24V
RATED CURRENT
13.34A
RATED POWER
320.16W
RIPPLE & NOISE (max.)Note.2
150mVp-p
VOLTAGE ADJ. RANGE
21 ~ 26V
CURRENT ADJ. RANGE
6.67 ~ 13.34A
VOLTAGE TOLERANCENote.3
±1.0%
LINE REGULATION
±0.5%
LOAD REGULATION
±0.5%
SETUP, RISE TIMENote.6
2500ms,80ms/115VAC 600ms,80ms/230VAC
HOLD UP TIME (Typ.)
15ms / 115VAC, 230VAC

INPUT

VOLTAGE RANGENote.5
90 ~ 305VAC 127 ~ 431VDC (Please refer to "STATIC CHARACTERISTIC" section)
FREQUENCY RANGE
47 ~ 63Hz
POWER FACTOR (Typ.)
PF≧0.98/115VAC, PF≧0.95/230VAC, PF≧0.94/277VAC @ full load (Please refer to "POWER FACTOR (PF) CHARACTERISTIC" section)
TOTAL HARMONIC DISTORTION
THD< 20% (@ load≧50% / 115VAC,230VAC; @ load≧75% / 277VAC) (Please refer to " TOTAL HARMONIC DISTORTION (THD) " section)
EFFICIENCY (Typ.) (230Vac)
94%
EFFICIENCY (Typ.) (277Vac)
94.5%
AC CURRENT (Typ.)
3.5A / 115VAC 1.65A / 230VAC 1.45A / 277VAC
INRUSH CURRENT(Typ.)
COLD START 70A(twidth=1010μs measured at 50% Ipeak) at 230VAC; Per NEMA 410
MAX. No. of PSUs on 16A CIRCUIT BREAKER
1 unit (circuit breaker of type B) / 2 units (circuit breaker of type C) at 230VAC
LEAKAGE CURRENT
<0.75mA / 277VAC

PROTECTION

OVER CURRENTNote.4
95 ~ 108% Constant current limiting, recovers automatically after fault condition is removed
SHORT CIRCUIT
Hiccup mode, recovers automatically after fault condition is removed
OVER VOLTAGE
27 ~ 33V
OVER TEMPERATURE
Shut down and latch off o/p voltage, re-power on to recover

ENVIRONMENT

WORKING TEMP.
Tcase= -40 ~ +90℃ (Please refer to "OUTPUT LOAD vs TEMPERATURE" section)
MAX. CASE TEMP.
Tcase= +90℃
WORKING HUMIDITY
20 ~ 95% RH non-condensing
STORAGE TEMP., HUMIDITY
-40 ~ +80℃, 10 ~ 95% RH
TEMP. COEFFICIENT
±0.03%/℃ (0 ~ 50℃)
VIBRATION
10 ~ 500Hz, 5G 12min./1cycle, period for 72min. each along X, Y, Z axes

SAFETY & EMC

SAFETY STANDARDS
UL8750(type”HL”), CSA C22.2 No. 250.0-08; BS EN/EN/AS/NZS 61347-1, BS EN/EN/AS/NZS 61347-2-13 independent; GB/T19510.1,GB/T19510.213; IP65 or IP67 (except for HLG-320H C-type); J61347-1, J61347-2-13 (except for C-type), EAC TP TC 004;KC61347-1,KC61347-2-13(except for AB,C-type), BIS IS 15885(Part2/Sec13) (NOTE 13) approved
WITHSTAND VOLTAGE
I/P-O/P:3.75KVAC I/P-FG:2KVAC O/P-FG:1.5KVAC
ISOLATION RESISTANCE
I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
EMC EMISSION
Compliance to BS EN/EN55015, BS EN/EN55032 (CISPR32) Class B, BS EN/EN61000-3-2 Class C (@ load≧50%) ; BS EN/EN61000-3-3,GB/T 17743 , GB17625.1,EAC TP TC 020
EMC IMMUNITY
Compliance to BS EN/EN61000-4-2,3,4,5,6,8,11, BS EN/EN61547, BS EN/EN55024, light industry level (surge immunity Line-Earth 4KV, Line-Line 2KV), EAC TP TC 020

OTHERS

MTBF
1702.2K hrs min. Telcordia SR-332 (Bellcore) ; 157.2K hrs min. MIL-HDBK-217F (25℃)
DIMENSION
252*90*43.8mm (L*W*H)
PACKING
1.88Kg; 8pcs/16Kg/0.92CUFT
Test conditions and notes14
  1. 1. All parameters NOT specially mentioned are measured at 230VAC input, rated current and 25℃ of ambient temperature.
  2. 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
  3. 3. Tolerance : includes set up tolerance, line regulation and load regulation.
  4. 4. Please refer to "DRIVING METHODS OF LED MODULE".
  5. 5. De-rating may be needed under low input voltages. Please refer to “STATIC CHARACTERISTIC” sections for details.
  6. 6. Length of set up time is measured at first cold start. Turning ON/OFF the driver may lead to increase of the set up time.
  7. 7. The driver is considered as a component that will be operated in combination with final equipment. Since EMC performance will be affected by the complete installation, the final equipment manufacturers must re-qualify EMC Directive on the complete installation again. (as available on https://www.meanwell.com//Upload/PDF/EMI_statement_en.pdf)
  8. 8. To fulfill requirements of the latest ErP regulation for lighting fixtures, this LED driver can only be used behind a switch without permanently connected to the mains.
  9. 9. This series meets the typical life expectancy of >62,000 hours of operation when Tcase, particularly tc point (or TMP, per DLC), is about 75℃ or less.
  10. 10. Please refer to the warranty statement on MEAN WELL's website at http://www.meanwell.com.
  11. 11. The ambient temperature derating of 3.5℃/1000m with fanless models and of 5℃/1000m with fan models for operating altitude higher than 2000m(6500ft).
  12. 12. For any application note and IP water proof function installation caution, please refer our user manual before using. https://www.meanwell.com/Upload/PDF/LED_EN.pdf
  13. 13. BIS certification is for HLG-320H-A only, but products sourced from Taiwan do not have the BIS logo, please contact your MEAN WELL sales for more information.
  14. 14. For A/AB type need to consider build in using to comply with Type HL application.

Technical drawings

HLG-320H-24A BLOCK DIAGRAM
BLOCK DIAGRAM
HLG-320H-24A DIMMING OPERATION
DIMMING OPERATION
HLG-320H-24A Illustration (page 5)
Illustration (page 5)
HLG-320H-24A OUTPUT LOAD vs TEMPERATURE(Note.10)
OUTPUT LOAD vs TEMPERATURE(Note.10)
HLG-320H-24A STATIC CHARACTERISTICS
STATIC CHARACTERISTICS
HLG-320H-24A TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
HLG-320H-24A LIFE TIME
LIFE TIME
HLG-320H-24A MECHANICAL SPECIFICATION
MECHANICAL SPECIFICATION
HLG-320H-24A ※AB-Type
※AB-Type
HLG-320H-24A ※C-Type
※C-Type
HLG-320H-24A WATERPROOF CONNECTION
WATERPROOF CONNECTION

Typical applications

  • LED street lighting
  • LED high-bay lighting
  • Parking space lighting
  • LED fishing lamp
  • LED greenhouse lighting
  • Type “HL” for use in ClassⅠ, Division 2 hazardous (Classified) location.

Downloads

FAQ

Can I use the HLG-320H-24A to fine-tune the voltage for a 24V LED lighting installation?

Yes. The HLG-320H-24A includes built-in potentiometers that let you trim the output voltage (21-26V) and current (6.67-13.34A). Within the 12-24V constant-current region you can lower the drive current to match specific LED loads without an external dimmer, which is useful for optimizing brightness.

Is the HLG-320H-24A suitable for powering 24V LED strips in commercial display or retail lighting?

Yes. At 320W and 24V with adjustable output, it can power long runs of 24V LED strips used in retail display cases, shelf lighting, or showroom coves. The potentiometer lets you dial in the exact brightness level needed for the display.

Can the HLG-320H-24A drive 24V LED modules for architectural accent lighting?

Yes. With 320W at 24V and adjustable output, it handles large architectural LED accent installations such as facade lighting, cove lighting, or landscape up-lighting. The ability to trim output voltage and current helps match brightness across different LED modules.

How many meters of 24V LED strip can the HLG-320H-24A support?

Divide 320W by your strip's rated wattage per meter. For example, a strip drawing 20W/m allows up to 16 meters (320W / 20W per meter = 16m). Always check your strip's rated power per meter and keep total load at or below 320W for reliable operation.

Can the HLG-320H-24A be installed in a covered outdoor patio or parking structure?

Yes. The HLG-320H series is rated IP65 or IP67 depending on type, and its metal housing is designed for both indoor and outdoor applications, so covered areas like patios, carports, or parking garages are a suitable fit. Check the A-type's rating and the IP installation cautions in MEAN WELL's user manual before exposing it to direct rain.

What are the differences between the HLG-320H-24, 24A, 24AB, and 24B models?

All four share the same 320W / 24V / 13.34A core specs. The base HLG-320H-24 has no adjustment or dimming. The -24A adds output voltage and current adjustment via built-in potentiometers. The -24AB adds output current adjustment plus 3-in-1 dimming (1-10VDC, 10V PWM or resistance). The -24B offers the dimming input only. The series is rated IP65 or IP67 depending on type.

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Customer reviews

4.9 Reviews verified for authenticity
5 ★ (19)
4 ★ (2)
3 ★ (0)
2 ★ (0)
1 ★ (0)

Reviewed by 21 customers across the HLG series

  1. Best outdoor driver we use

    By Hemi K.|2026-06-22✓ Verified Buyer
    Model: HLG-240H-24Quantity: 6

    HLG-240H-24 is IP67 and just keeps going. Powering a car-park flood install, 8 months no issues.

  2. Premium, worth it

    By Bright Spark|2026-06-01✓ Verified Buyer
    Model: HLG-185H-24Quantity: 4

    Built-in PFC, runs cool, DALI option on the B model. Our go-to.

  3. Flawless

    By Olivia D.|2026-05-09✓ Verified Buyer
    Model: HLG-320H-48Quantity: 2

    Drove a 48V architectural run for months, dead silent.

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Mean Well HLG-320H-24A Power Supply 320W 24V - Adjustable 13.34A
Mean Well

Mean Well HLG-320H-24A Power Supply 320W 24V - Adjustable 13.34A

HLG-320H-24A is the 24V output model of this series: rated current 13.34A, rated power 320.16W, typical efficiency 94%.

HLG-320H series is a 320W AC/DC LED driver featuring the dual mode constant voltage and constant current output. HLG-320H operates from 90~305VAC and offers models with different rated voltage ranging between 12V and 54V. Thanks to the high efficiency up to 94%, with the fanless design, the entire series is able to operate for -40℃ ~ +90℃ case temperature under free air convection. The design of metal housing and IP67/IP65 ingress protection level allows this series to fit both indoor and outdoor applications. HLG-320H is equipped with various function options, such as dimming methodologies, so as to provide the optimal design flexibility for LED lighting system.

Features

  • Constant Voltage + Constant Current mode output
  • Metal housing with class I design
  • Built-in active PFC function
  • IP67 / IP65 rating for indoor or outdoor installations
  • Function options: output adjustable via potentiometer; 3 in 1 dimming
  • Typical lifettime > 62000 hours
  • 7 years warranty

Typical applications

  • LED street lighting
  • LED high-bay lighting
  • Parking space lighting
  • LED fishing lamp
  • LED greenhouse lighting
  • Type “HL” for use in ClassⅠ, Division 2 hazardous (Classified) location.

Model

  • 185W 24V
  • 185W 24V Adjustable
  • 185W 24V Adjustable and Dimmable
  • 185W 24V Dimmable
  • 240W 24V
  • 240W 24V Adjustable
  • 240W 24V Adjustable and Dimmable
  • 240W 24V Dimmable
  • 320W 24V
  • 320W 24V Adjustable
  • 320W 24V Adjustable and Dimmable
  • 320W 24V Dimmable
  • 480W 24V
  • 480W 24V Adjustable
  • 480W 24V Adjustable and Dimmable
  • 480W 24V Dimmable
  • 600W 24V
  • 600W 24V Adjustable
  • 600W 24V Adjustable and Dimmable
  • 600W 24V Dimmable
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